JPS51142176A - Method of drilling a small hole - Google Patents
Method of drilling a small holeInfo
- Publication number
- JPS51142176A JPS51142176A JP6606075A JP6606075A JPS51142176A JP S51142176 A JPS51142176 A JP S51142176A JP 6606075 A JP6606075 A JP 6606075A JP 6606075 A JP6606075 A JP 6606075A JP S51142176 A JPS51142176 A JP S51142176A
- Authority
- JP
- Japan
- Prior art keywords
- small hole
- drilling
- drill
- exact
- circuit board
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Abstract
PURPOSE: To make it possible to drill an exact and accurate small hole through a circuit board plate for an electronic equipment.
COPYRIGHT: (C)1976,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6606075A JPS51142176A (en) | 1975-06-03 | 1975-06-03 | Method of drilling a small hole |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6606075A JPS51142176A (en) | 1975-06-03 | 1975-06-03 | Method of drilling a small hole |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS51142176A true JPS51142176A (en) | 1976-12-07 |
Family
ID=13304929
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6606075A Pending JPS51142176A (en) | 1975-06-03 | 1975-06-03 | Method of drilling a small hole |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS51142176A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59107821A (en) * | 1982-12-10 | 1984-06-22 | Fujitsu Ltd | Pretreatment method for drilling processing |
JPS60155307A (en) * | 1984-01-20 | 1985-08-15 | Fujitsu Ltd | Drilling method of printed circuit board |
-
1975
- 1975-06-03 JP JP6606075A patent/JPS51142176A/en active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59107821A (en) * | 1982-12-10 | 1984-06-22 | Fujitsu Ltd | Pretreatment method for drilling processing |
JPS60155307A (en) * | 1984-01-20 | 1985-08-15 | Fujitsu Ltd | Drilling method of printed circuit board |
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